DIN2391 ST52 Hydraulic Cylinder Seamless Steel Pipe and Piping with Competitive

DIN2391 ST52 Hydraulic Cylinder Seamless Steel Pipe And Piping With Competitive Price .. 1.Product Name: DIN2391 ST52 Hydraulic Cylinder Seamless Steel Pipe And Piping With Competitive Price 2.Outer Diameter: 30-300mm 3.Wall Thickness: 2-30mm 4.Material Grade: 20# 45# 16Mn 25Mn 27SiMn E355 ST52...